Here is my summary of the duo: It's not that difficult to use, comparable with MAC's MES in terms of fallout. I used a Paitpot as base and put some Glitter Glue over it.
I think the finished look is really beautiful, but I also regognised there's one major problem with the shadows: you can't double-dip your brush in it, and never ever use your fingers for swatches. It
immediateley gets a hard crust on the surface and the brush can't grab any more color out of the pan. I had to scratch the surface off mine after using it.
I'm really not good at making pics of myself, but this should give you some idea of the finished look: